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USN-4589-1: containerd vulnerability

15 October 2020

containerd could be made to expose sensitive information over the network.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Releases

Packages

Details

It was discovered that containerd could be made to expose sensitive
information when processing URLs in container image manifests. A
remote attacker could use this to trick the user and obtain the
user's registry credentials.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 16.04

After a standard system update you need to restart containerd to make
all the necessary changes.

References

Related notices

  • USN-4589-2: docker-doc, docker.io, vim-syntax-docker, golang-docker-dev, golang-github-docker-docker-dev